What are signs of swine flu?

According to the CDC:
“The symptoms of 2009 H1N1 flu virus in people include fever, cough, sore throat, runny or stuffy nose, body aches, headache, chills and fatigue. Some people may have vomiting and diarrhea. People may be infected with the flu, including 2009 H1N1 and have respiratory symptoms without a fever. Severe illnesses and deaths have occurred as a result of illness associated with this virus.”

Longer than that of regular seasonal influenza, the incubation period for swine flu is usually about 1-7 days. Try to seek medical treatment if you have symptoms like the following:

1. Clinical swine flu symptoms
Part of the patients’ condition can rapidly progress, with a sudden high fever of over 39 °C, and even secondary onset to severe pneumonia, acute respiratory distress syndrome, pulmonary hemorrhage, pleural effusion, pancytopenia, renal failure, sepsis, shock and Reye syndrome, respiratory failure and multiple organ damage, leading to death.

2. Swine flu signs
Pulmonary signs often are not so obvious, and some patients can be heard moist rales or present pulmonary consolidation and so on.

3. The prognosis of swine flu
The prognosis of human infection with swine flu subtype virus are favorable; while poor prognosis for those infected with H1N1 virus, case-fatality rate of about 6%.

4. Chest radiograph for swine flu
When combined with pneumonia lung, slice images can be seen. In serious cases, a wide range of slice images can be seen.

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